What’s Vulnerable › Vulnerabilities

CVE-2024-58040: Crypt::RandomEncryption for Perl uses insecure rand() function during encryption

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-30 · updated 2026-06-17
• Weakness: CWE-331

Description

Crypt::RandomEncryption for Perl version 0.01 uses insecure rand() function during encryption.

Affected products

• QWER Crypt::Randomencryption: 0.01

References

• https://metacpan.org/release/QWER/Crypt-RandomEncryption-0.01/source/lib/Crypt/RandomEncryption.pm#L33
• https://perldoc.perl.org/functions/rand
• https://security.metacpan.org/docs/guides/random-data-for-security.html

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